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2026-03-25 - 15:14
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Wed Mar 25, 2026 12:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
309932125115,7sleep10-21swapper/107:07:301
311722114104,7sleep30-21swapper/307:09:483
31097211198,7sleep00-21swapper/007:08:490
308952110101,6sleep20-21swapper/207:06:152
120492700,0sleep30-21swapper/309:10:173
97152690,0sleep20-21swapper/208:40:182
106122640,0sleep00-21swapper/011:05:170
197482580,0sleep00-21swapper/010:15:190
194532560,0sleep30-21swapper/309:45:183
112182560,0sleep30-21swapper/308:40:233
148332550,0sleep114839-21kthreadcore12:35:171
181082530,0sleep10-21swapper/110:45:111
3136199351,18cyclictest0-21swapper/208:50:132
3135799290,3cyclictest0-21swapper/111:02:141
3136199281,26cyclictest0-21swapper/212:19:082
3135799280,27cyclictest0-21swapper/112:13:451
3135799270,26cyclictest0-21swapper/112:27:121
3135799270,26cyclictest0-21swapper/108:34:031
3135799270,26cyclictest0-21swapper/107:49:061
3135799270,25cyclictest26510-21munin-run09:55:011
3135799270,22cyclictest0-21swapper/109:20:251
3136199260,25cyclictest0-21swapper/211:32:202
3136199260,24cyclictest0-21swapper/207:45:122
3135799260,26cyclictest0-21swapper/111:50:471
3135799260,26cyclictest0-21swapper/108:38:541
3135799260,25cyclictest0-21swapper/112:08:231
3135799260,25cyclictest0-21swapper/110:37:491
3135799260,25cyclictest0-21swapper/110:01:161
3135799260,25cyclictest0-21swapper/108:24:301
3135799260,25cyclictest0-21swapper/108:00:051
3135799260,24cyclictest24561-21aten2_r5power_v07:30:121
3135799260,21cyclictest0-21swapper/111:55:331
3135299260,25cyclictest0-21swapper/012:06:290
3136199250,24cyclictest0-21swapper/210:09:432
3136199250,24cyclictest0-21swapper/209:08:162
3136199250,20cyclictest0-21swapper/210:26:582
3135799255,13cyclictest25145-21/usr/sbin/munin09:25:151
3135799250,24cyclictest3753-21cpuspeed07:40:121
3135799250,19cyclictest0-21swapper/108:05:181
3136199241,22cyclictest0-21swapper/212:05:232
3136199240,23cyclictest0-21swapper/209:21:012
31357992421,2cyclictest0-21swapper/110:07:101
31357992416,7cyclictest14375-21ntp_kernel_err09:40:191
3135799240,23cyclictest0-21swapper/109:31:131
3135799240,20cyclictest0-21swapper/107:59:541
3136199230,22cyclictest0-21swapper/207:39:382
31357992321,2cyclictest0-21swapper/110:53:581
3135799230,2cyclictest0-21swapper/111:48:091
3136199221,2cyclictest6476-21apt10:35:002
3136199221,19cyclictest31487-21munin-run08:05:002
3136199220,3cyclictest0-21swapper/210:35:072
3136199220,21cyclictest0-21swapper/208:19:112
31357992220,2cyclictest0-21swapper/110:59:461
31357992220,2cyclictest0-21swapper/107:20:421
31357992218,3cyclictest0-21swapper/111:42:561
3135799220,16cyclictest0-21swapper/108:25:241
31361992118,2cyclictest749-21snmpd11:25:142
31361992117,3cyclictest0-21swapper/212:14:452
3136199210,3cyclictest0-21swapper/209:26:432
3136199210,3cyclictest0-21swapper/207:55:242
3136199210,20cyclictest0-21swapper/211:21:152
3136199210,20cyclictest0-21swapper/211:13:522
3136199210,20cyclictest0-21swapper/210:57:282
3136199210,20cyclictest0-21swapper/208:57:032
3136199210,20cyclictest0-21swapper/207:52:082
3136199210,20cyclictest0-21swapper/207:30:542
3136199210,20cyclictest0-21swapper/207:21:392
3136199210,16cyclictest0-21swapper/209:41:342
31357992118,2cyclictest0-21swapper/111:20:251
31357992117,3cyclictest0-21swapper/112:34:141
31357992117,3cyclictest0-21swapper/112:01:351
31357992115,5cyclictest749-21snmpd12:20:141
3135799210,20cyclictest0-21swapper/112:16:561
3135799210,20cyclictest0-21swapper/111:32:031
3135799210,20cyclictest0-21swapper/111:17:431
3135799210,20cyclictest0-21swapper/107:11:301
3135299218,7cyclictest0-21swapper/011:35:160
31352992118,2cyclictest749-21snmpd11:18:320
31352992118,2cyclictest749-21snmpd08:36:300
3135299210,3cyclictest0-21swapper/007:47:320
3135299210,20cyclictest0-21swapper/010:42:460
3135299210,20cyclictest0-21swapper/007:36:240
3136199203,13cyclictest0-21swapper/211:00:212
31361992018,1cyclictest749-21snmpd11:07:252
31361992018,1cyclictest749-21snmpd10:54:012
31361992018,1cyclictest749-21snmpd08:49:432
31361992018,1cyclictest749-21snmpd08:37:452
31361992016,3cyclictest0-21swapper/210:11:462
3136199200,4cyclictest0-21swapper/209:45:232
3136199200,20cyclictest0-21swapper/212:01:062
3136199200,19cyclictest0-21swapper/212:25:242
3136199200,19cyclictest0-21swapper/208:09:362
3136199200,18cyclictest0-21swapper/209:50:332
3136199200,18cyclictest0-21swapper/208:32:122
3136199200,18cyclictest0-21swapper/207:41:342
31357992018,2cyclictest0-21swapper/109:03:101
31357992018,2cyclictest0-21swapper/107:52:471
31357992018,2cyclictest0-21swapper/107:19:141
31357992016,3cyclictest0-21swapper/108:54:041
3135799200,2cyclictest0-21swapper/108:58:041
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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